217279256

素因数分解:

$2^3\times {\mathrm{1607}}^1\times {\mathrm{16901}}^1$

素因数の和:18514

約数の個数: 16

約数和(自身を含む): 407676240

約数和(自身を除く): 190396984

約数列:

[1, 2, 4, 8, 1607, 3214, 6428, 12856, 16901, 33802, 67604, 135208, 27159907, 54319814, 108639628, 217279256]

約数ペア:

[(1, 217279256), (2, 108639628), (4, 54319814), (8, 27159907), (1607, 135208), (3214, 67604), (6428, 33802), (12856, 16901)]